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Ac2(NiIr)5

Alexandria ALEX

Alex-ID: agm005658403 · Space group: Pmmm (#47)

Alexandria Database API

Basic Information

Formula
Ac2(NiIr)5
Alex-ID
agm005658403
Elements
3
Sites
12
Space group
Pmmm (#47)
Crystal system
orthorhombic
Volume
200.16
ų
Cell a
4.0798
Å
Cell b
5.3694
Å
Cell c
9.1370
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ac2(NiIr)5
Ac
2.00 · 16.7%
Ni
5.00 · 41.7%
Ir
5.00 · 41.7%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-0.3568
eV/atom
Corrected total energy
-85.7224
eV
Raw total energy
-85.7224
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
12.1450
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B5C5_54_spg47

Decomposition

Ac2(NiIr)5

Computed at

2023-06-19 04:22:10.975468

Citation

Alexandria website
https://alexandria.icams.rub.de/
Attribution

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm005658403).

Reference

Th. Cavignac, J. Schmidt, P.-P. De Breuck, A. Loew, T. F. T. Cerqueira, H.-C. Wang, A. Bochkarev, Y. Lysogorskiy, A. H. Romero, R. Drautz, S. Botti and M. A. L. Marques. AI-Driven expansion and application of the Alexandria database. J. Phys. Mater. 9, 025014 (2026). https://doi.org/10.1088/2515-7639/ae6620

BibTeX 
@article{Cavignac2026Alexandria,
  author  = {Cavignac, Th{\'e}o and Schmidt, Jonathan and De Breuck, Pierre-Paul and Loew, Antoine
             and Cerqueira, Tiago F. T. and Wang, Hai-Chen and Bochkarev, Anton
             and Lysogorskiy, Yury and Romero, Aldo H. and Drautz, Ralf and Botti, Silvana
             and Marques, Miguel A. L.},
  title   = {{AI}-Driven expansion and application of the {A}lexandria database},
  journal = {Journal of Physics: Materials},
  year    = {2026},
  volume  = {9},
  number  = {2},
  pages   = {025014},
  doi     = {10.1088/2515-7639/ae6620},
  url     = {https://doi.org/10.1088/2515-7639/ae6620}
}

3D Crystal Structure Rendering

Loading 3D structure…

Style: Ball & Stick
Raw CIF Data 
# CIF generated by HEAS from Alexandria entry agm005658403
data_agm005658403
_cell_length_a     4.07981
_cell_length_b     5.36939
_cell_length_c     9.13697
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       200.15543
_symmetry_space_group_name_H-M 'P 1'
_symmetry_Int_Tables_number 1
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
  Ac1 Ac 0.00000 0.50000 0.00000 1.00000
  Ac2 Ac 0.00000 0.00000 0.50000 1.00000
  Ni1 Ni 0.00000 0.50000 0.33206 1.00000
  Ni2 Ni 0.00000 0.00000 0.84277 1.00000
  Ni3 Ni 0.00000 0.00000 0.15723 1.00000
  Ni4 Ni 0.00000 0.50000 0.66794 1.00000
  Ni5 Ni 0.50000 0.00000 0.00000 1.00000
  Ir1 Ir 0.50000 0.50000 0.50000 1.00000
  Ir2 Ir 0.50000 0.75426 0.24780 1.00000
  Ir3 Ir 0.50000 0.24574 0.75220 1.00000
  Ir4 Ir 0.50000 0.24574 0.24780 1.00000
  Ir5 Ir 0.50000 0.75426 0.75220 1.00000
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